Finding the Fourth Proportional to 91,425.72, 126,139.50 and 59,583

Step by Step Solution

1. Step 1: Write the proportion equation
   91,425.72 : 126,139.50 = 59,583 : x
2. Step 2: Convert to fraction form
   91,425.72/126,139.50 = 59,583/x
3. Step 3: Cross multiply
   91,425.72x = 126,139.50 × 59,583
4. Step 4: Simplify right side
   91,425.72x = 7,515,769,828.50
5. Step 5: Solve for x
   x = 7,515,769,828.50/91,425.72
6. Step 6: Final answer
   x = 82,206.30